DPT वैक्सीन को लोकप्रिय रूप से निम्नलिखित में से किस नाम से जाना जाता है?

The 'Drain of Wealth' theory was propounded by which Indian nationalist leader?

Which event is considered the turning point in Mahatma Gandhi's leadership in the Indian independence movement?

Which African leader is known for his non-violent opposition to colonial rule?